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| Brand | Ailun General / Qingdao Ailun |
|---|---|
| Origin | Shandong, China |
| Model | AL-2022 |
| Instrument Type | 24-Hour Isothermal & Isokinetic Gas Sampler |
| Configuration | Dual-Channel Sampling System |
| Flow Range | 0.1–1.0 L/min |
| Flow Accuracy | ±2.5% of reading |
| Flow Stability | ±2.5% over time |
| Temperature Control Range | 15–30 °C |
| Pre-Pressure Measurement | –35 to +35 kPa (±2.5% accuracy) |
| Barometric Pressure Range | 60–120 kPa (±0.5 kPa accuracy) |
| Operating Ambient | –20 to +45 °C, 0–95% RH |
| Battery Runtime | >15 h (7.4 V / 10 Ah Li-ion) |
| Noise Level | <55 dB(A) |
| Power Consumption | <50 W |
| Dimensions | 255 × 163 × 240 mm |
| Weight | ~2.5 kg |
| Compliance | HJ/T 375–2007, JJG 956–2013 |
| Brand | Ailun General / Qingdao Ailun |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HA6012 |
| Instrument Type | 24-Hour Constant-Temperature Constant-Flow Gas Sampler |
| Instrument Architecture | Dual-Channel Parallel Gas Sampler |
| Flow Range | 100 L/min |
| Maximum Vacuum Pressure | 60–130 kPa |
| Flow Stability | ±2% |
| Flowmeter Accuracy | ±2% |
| Service Life Under Max Flow & Backpressure | >20,000 h |
| Adjustable Sampling Duration | 1 min to 99 h 59 min |
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